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XPeng X9 vs Cadillac Lyriq comparison

Compare performance (503 HP vs 646 HP), boot space and price (66,500 £ vs 71,100 £ ) at a glance. Find out which car is the better choice for you – XPeng X9 or Cadillac Lyriq?

XPeng X9 vs Cadillac Lyriq: Key differences

XPeng X9

  • marginally cheaper
  • only slightly more efficient
  • slightly more electric range
  • very slightly lighter
  • somewhat more trunk space
details

Cadillac Lyriq

  • markedly more power
  • considerably quicker 0–100 km/h
details

By Achim Sedelmaier

Here’s where it gets real: The technical differences in detail

X9

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

XPeng X9 is marginally cheaper – starting at 66,500 £ , while the Cadillac Lyriq costs 71,100 £ . That’s a price difference of around 4,628 £.

In terms of energy consumption, the XPeng X9 is only slightly more efficient: consuming 20 kWh/100km compared to 21.8 kWh/100km for the Cadillac Lyriq. That’s a difference of about 1.8 kWh/100km.

As for electric range, the XPeng X9 offers slightly more range – reaching up to 615 km, about 85 km more than the Cadillac Lyriq.

Lyriq

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Cadillac Lyriq offers markedly more power – delivering 646 HP compared to 503 HP. That’s roughly 143 HP more horsepower.

When accelerating from 0 to 100 km/h, the Cadillac Lyriq is considerably quicker – completing the sprint in 3.6 s, while the XPeng X9 takes 5.9 s. That’s about 2.3 s quicker.

There’s also a difference in torque: the Cadillac Lyriq delivers clearly more torque with 880 Nm compared to 640 Nm. That’s about 240 Nm more.

X9

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: XPeng X9 offers more seats – 7 vs 5.

In terms of curb weight, XPeng X9 is very slightly lighter – 2,690 kg compared to 2,774 kg. The difference is around 84 kg.

Looking at boot space, the XPeng X9 offers somewhat more boot space – 721 L compared to 588 L. That’s a difference of about 133 L.

When it comes to payload, the XPeng X9 carries noticeably more – 610 kg compared to 426 kg. That’s a difference of about 184 kg.

Who wins the race in the data check?

The Cadillac Lyriq comes out modestly ahead in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

from £71,100
Lyriq

Cadillac Lyriq

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 528 - 646 HP
  • Consumption kWh/100km 21.8 - 22.5 kWh/100km
  • Electric Range 471 - 530 km
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XPeng X9

The XPeng X9 is a high-tech electric flagship that blends a roomy, upscale cabin with a sleek, modern design aimed at families and tech-minded drivers. It showcases advanced driver-assistance systems and a sophisticated infotainment setup, delivering a quietly refined and convenient driving experience.

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Reviews XPeng X9

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Cadillac Lyriq

The Cadillac Lyriq arrives with bold, angular styling and a striking light signature that gives it real presence on the road without trying too hard. Inside, the Lyriq serves up a calm, tech-heavy cabin with premium touches and a relaxed driving experience that makes switching to electric feel less like a sacrifice and more like a quiet flex.

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Reviews Cadillac Lyriq

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Costs and Consumption
Price
66,500 - 74,200 £
Price
71,100 - 93,300 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
20 - 20.8 kWh/100km
Consumption kWh/100km
21.8 - 22.5 kWh/100km
Electric Range
535 - 615 km
Electric Range
471 - 530 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
MPV
Body Type
SUV
Seats
7
Seats
5
Doors
-
Doors
-
Curb weight
2,690 - 2,750 kg
Curb weight
2,774 kg
Trunk capacity
721 L
Trunk capacity
588 L
Length
-
Length
-
Width
1,988 mm
Width
1,977 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
575 - 610 kg
Payload
426 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
320 - 503 HP
Power HP
528 - 646 HP
Acceleration 0-100km/h
5.9 - 8.2 s
Acceleration 0-100km/h
3.6 - 5.3 s
Max Speed
-
Max Speed
-
Torque
450 - 640 Nm
Torque
610 - 880 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
235 - 370 kW
Power kW
388 - 475 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2026
Model Year
2,024 - 2,025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
XPeng
Brand
Cadillac
Is the XPeng X9 offered with different drivetrains?

The XPeng X9 is available as Front-Wheel Drive or All-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.